Confidence: Medium · Source: FCC ULS · As of 2026-09-12
NK7V callsign genealogy
Currently held by Herzer, Charles J
The FCC publishes a previous_call_sign on
every amateur license — a self-link to the licensee's prior callsign.
Following those links produces the chain below.
Previous callsigns
Older callsigns held by NK7V's current licensee, walking backwards.
- Klein, Phillip MNVgranted 2021-02-12cancelled 2026-08-18
Successor callsigns
Callsigns held now by people who previously held NK7V.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign NK7V, oldest first.
- Herzer, Charles J WA2014-04-23 → cancelled 2026-07-15
- Klein, Phillip M NV2026-08-18 active